202130122013177 has 2 divisors, whose sum is σ = 202130122013178. Its totient is φ = 202130122013176.

The previous prime is 202130122013137. The next prime is 202130122013203. The reversal of 202130122013177 is 771310221031202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153409428852736 + 48720693160441 = 12385856^2 + 6980021^2 .

It is a cyclic number.

It is not a de Polignac number, because 202130122013177 - 2⁸ = 202130122012921 is a prime.

It is not a weakly prime, because it can be changed into another prime (202130122013137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101065061006588 + 101065061006589.

It is an arithmetic number, because the mean of its divisors is an integer number (101065061006589).

Almost surely, 2^{202130122013177} is an apocalyptic number.

It is an amenable number.

202130122013177 is a deficient number, since it is larger than the sum of its proper divisors (1).

202130122013177 is an equidigital number, since it uses as much as digits as its factorization.

202130122013177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

Adding to 202130122013177 its reverse (771310221031202), we get a palindrome (973440343044379).

The spelling of 202130122013177 in words is "two hundred two trillion, one hundred thirty billion, one hundred twenty-two million, thirteen thousand, one hundred seventy-seven".